Some C# files are UTF-16, don't corrupt them

etc/gitattributes

@@ -13,37 +13,37 @@
 *.png 	binary
 *.gif 	binary
 
-*.cs text diff=csharp 
-*.vb text
-*.c text
-*.cpp text
-*.cxx text
-*.h text
-*.hxx text
-*.py text
-*.rb text
-*.java text
-*.html text
-*.htm text
-*.css text
-*.scss text
-*.sass text
-*.less text
-*.js text
-*.lisp text
-*.clj text
-*.sql text
-*.php text
-*.lua text
-*.m text
-*.asm text
-*.erl text
-*.fs text
-*.fsx text
-*.hs text
+*.cs text=auto diff=csharp 
+*.vb text=auto
+*.c text=auto
+*.cpp text=auto
+*.cxx text=auto
+*.h text=auto
+*.hxx text=auto
+*.py text=auto
+*.rb text=auto
+*.java text=auto
+*.html text=auto
+*.htm text=auto
+*.css text=auto
+*.scss text=auto
+*.sass text=auto
+*.less text=auto
+*.js text=auto
+*.lisp text=auto
+*.clj text=auto
+*.sql text=auto
+*.php text=auto
+*.lua text=auto
+*.m text=auto
+*.asm text=auto
+*.erl text=auto
+*.fs text=auto
+*.fsx text=auto
+*.hs text=auto
 
-*.csproj text merge=union 
-*.vbproj text merge=union 
-*.fsproj text merge=union 
-*.dbproj text merge=union 
-*.sln text eol=crlf merge=union 
+*.csproj text=auto merge=union 
+*.vbproj text=auto merge=union 
+*.fsproj text=auto merge=union 
+*.dbproj text=auto merge=union 
+*.sln text=auto eol=crlf merge=union